01: /*
02: * This program is free software; you can redistribute it and/or
03: * modify it under the terms of the GNU General Public License
04: * as published by the Free Software Foundation; either version 2
05: * of the License, or (at your option) any later version.
06: *
07: * This program is distributed in the hope that it will be useful,
08: * but WITHOUT ANY WARRANTY; without even the implied warranty of
09: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10: * GNU General Public License for more details.
11:
12: * You should have received a copy of the GNU General Public License
13: * along with this program; if not, write to the Free Software
14: * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
15: */
16: package net.sf.jftp.net;
17:
18: import java.util.Enumeration;
19: import java.util.Hashtable;
20:
21: /**
22: * This class manages a connection pool.
23: * You do not have to create an instance, but when you do use FtpConnection.setConnectionHandler
24: * for each connection to make the connection recognize its handler.
25: */
26: public class ConnectionHandler {
27: //private FtpConnection connection = null;
28: private Hashtable connections = new Hashtable();
29:
30: public void addConnection(String file, Transfer t) {
31: connections.put(file, t);
32: }
33:
34: public void removeConnection(String file) {
35: connections.remove(file);
36: }
37:
38: public Hashtable getConnections() {
39: return connections;
40: }
41:
42: public int getConnectionSize() {
43: int size = 0;
44: Enumeration e = connections.elements();
45:
46: while (e.hasMoreElements()) {
47: Transfer t = (Transfer) e.nextElement();
48:
49: if (t.hasStarted()) {
50: size++;
51: }
52: }
53:
54: return size;
55: }
56: }
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